package com.blazer.a;

import java.util.Scanner;

public class ifdemo01 {
    public static void main(String[] args) {
        Scanner scanner=new Scanner(System.in);
        int data1=scanner.nextInt();
        if(data1%2 == 0){
            System.out.println("偶数");
        }else{
            System.out.println("奇数");
        }

    }
}
